package exception;

import java.awt.*;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.sql.SQLException;

/**
 * 子类重写超类含有throws声明异常抛出的方法时,对throws的重写规则
 */
public class ThrowsDemo {
    public void dosome()throws IOException, AWTException{

    }
}
class SubClass extends ThrowsDemo{
   // public void dosome()throws IOException,AWTException{}
    //允许仅抛出部分异常
  //  public void dosome()throws IOException{}
    //允许不再抛出异常
    // public void dosome(){}
    //允许抛出超类方法抛出异常的子类型异常。
   // public  void dosome()throws FileNotFoundException{}
    public void dosome()throws IOException {}

}
